#include<stdio.h>
int a,b,c=0;
int main()
{
    int cfa(int,int);
    printf("请输入两个数\n");
    scanf("%d%d",&a,&b);
    c=cfa(a,b);
    printf("结果是%d",c);
    return 0;

}
int cfa(int a,int b)
{
    c=a*b;
    return(c);
}